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Cheap Mercedes Benz Slk cars under £20,000

With a budget of £20,000 you can grab a great bargain. Most of the cars advertised on our site are heavily reduced in price and come with a free history check

148 Mercedes Benz Slk cars under £20,000 - 46 reductions


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Recently reduced (46)

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Options include mp3 compatible, audio 20, centre console, climate control, centre console storage, pas, service history, passenger, speakers, audio, alloy wheels, radio, bluetooth interface, auto climate control, alloys, full service history, cd, wind deflector, spo...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£18,990
Was £19,490 Save £500

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Includes steering wheel mounted controls, central door locking, immobiliser, headlamp wash, full service history, parktronic, alloy wheels, adjustable steering column/wheel, anti lock brakes, air bag, steering wheel leather, driver, service history, adjustabl...eee

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 DT Performance Cars, Unit 1A, Atherstone

£18,950
Was £19,950 Save £1,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

2005  |   48,432 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Description includes alloy wheels, alarm, immobiliser, spare wheel, electric windows (front), air bag passenger, central door locking, electronic stability programme, driver, air bag driver, computer, anti lock brakes, leather, steering wheel mounted controls, adjustable...eee

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 Prime Motors, Rear of Unit 12,, Hoddesdon

£18,489
Was £18,749 Save £260

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)

2012  |   56,000 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

This model has headlight wash, automatic, heated front seats, air con, radio, immobiliser, sports suspension, anti lock braking system, central locking, rear parking sensors, bluetooth, dab digital radio, alarm, pas, navigation system, heated front seat, leather, s...eee

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 Prestige Car Supermarket, A19 Crockey Hill, York

£15,999
Was £17,999 Save £2,000

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2014  |   27,425 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Features include wind deflector, convertible, parktronic, heated front seat, cruise control, heated front seats, bluetooth connectivity, anti lock braking system, automatic gearbox, navigation system, leather steering wheel, abs, leather, alloy wheels, 18in alloy whe...eee

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 Eclipse Car Sales Limited, 89 Main Road, Winchester

£13,295
Was £13,449 Save £154

Mercedes Benz SLK 2.1 SLK 250 D AMG SPORT 2d 201 BHP

2015  |   34,500 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Includes bluetooth interface, automatic, multi function steering wheel, radio, airbags, anti lock braking system, parking sensors, brake assist, mot, leather interior, alloy wheels, audio 20, black, passenger, driver, climate control, air con, rear parking se...eee

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 M&W Automotive LTD, Unit 6 Fleet Marston Farm, Aylesbury

£12,750
Was £12,995 Save £245

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   51,704 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Features on this model include mot, bluetooth, air con, alloy wheels, abs, automatic, heated seats, navigation system, leather, airbag, part exchange welcome, black, anti lock braking system, airbags, finance available, driver, 18in alloy wheels, service history, air conditioning...eee

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 Prestige Car Supermarket, A19 Crockey Hill, York

£11,599
Was £12,299 Save £700

Mercedes Benz SLK 2.1 SLK250 CDI AMG Sport Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2015  |   30,899 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Description includes alloys, driver, audio 20, audio, speed limiter, leather interior, dab digital radio, automatic, bluetooth, brake assist, alloy wheels, leather, airbag, black, cd, led daytime running lights, pas, convertible, anti lock braking system, air conditionin...eee

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 Troon Cars LTD, 33 Wenlock Way, Leicester

£10,750
Was £10,850 Save £100

Mercedes Benz SLK 2.1 SLK250 CDI BlueEfficiency AMG Sport Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2013  |   40,500 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Description includes heated front seat, head restraints, electric windows, audio, dab radio, cruise control, cd, heated front seats, heated seats, parking sensors, audio 20, automatic headlamp activation, part exchange welcome, low mileage, daytime running lights, 2 keys...eee

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 Andrews of Otterbourne, Norlands Drive, Winchester

£10,495
Was £10,995 Save £500

Mercedes Benz SLK 3.0 SLK280 7G Tronic 2dr

2007  |   24,700 miles  |   Convertible  |   2996  |   petrol  |   automatic  |   0 doors

Featuring tinted glass, adjustable steering column, upholstery cloth, electric windows, trip computer, traction control, air bag passenger, front fog lights, air conditioning, spare wheel, steering wheel leather, computer, central door locking, fsh, traction c...eee





148 cars under £20,000

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Featuring wind deflector, sports suspension, pas, mp3 compatible, speakers, bluetooth, full service history, cd, centre console, alloys, climate control, centre console storage, bluetooth system, alloy wheels, audio 20, auto climate control, radio, passenger, ...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£18,990
Was £19,490 Save £500

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

With computer, climate control, bluetooth, cruise control, immobiliser, anti lock brakes, exterior lighting, steering wheel leather, electronic stability programme, adjustable steering column, central door locking, steering wheel mounted controls, alloy w...eee

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 DT Performance Cars, Unit 1A, Atherstone

£18,950
Was £19,950 Save £1,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol Automatic (288 g/km, 360 bhp)

2005  |   48,432 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Comes with leather, electronic stability programme, anti lock brakes, pas, spare wheel, black, climate control, driver, passenger, power assisted steering, adjustable steering column, air bag, computer, adjustable steering column/wheel, immobiliser, alarm, allo...eee

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 Prime Motors, Rear of Unit 12,, Hoddesdon

£18,489
Was £18,749 Save £260

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)

2012  |   56,000 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

Features on this model include alarm, dab digital radio, tinted glass, anti lock braking system, alloy wheels, abs, headlight wash, radio, air con, power assisted steering, navigation system, pas, bluetooth, usb, cd radio, heated front seat, rear parking sensors, voice control, ma...eee

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 Integrity Automotive Limited, West End Road, Ipswich

£17,350

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)

2012  |   79,431 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

Features on this model include black, passenger, airbag, immobiliser, air conditioning, leather, alarm, airbags, pas, abs, anti lock braking system, air con, service history, automatic transmission, driver, 18in alloy wheels, alloy wheels, leather interior, automatic...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,995

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2015  |   30,000 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

With We have much more to tell you about this car so please feel free to call us for more details...eee

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 Prestige Car Supermarket, A19 Crockey Hill, York

£15,999
Was £17,999 Save £2,000

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2014  |   27,425 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Features include convertible, leather steering wheel, leather, anti lock braking system, bluetooth connectivity, navigation system, parktronic, automatic, heated front seat, leather interior, radio, automatic gearbox, cruise control, wind deflector, abs, heated front...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£15,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic

2007  |   63,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Featuring climate control, adjustable steering column/wheel, leather, driver, electric windows (front), air bag, central door locking, speakers, alloy wheels, spare wheel, adjustable steering column, electric windows, steering wheel mounted controls...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£14,495

Mercedes Benz SLK 2.0 SLK200 AMG Sport Convertible 2dr Petrol G Tronic Euro 6 (s/s) (184 ps)

2015  |   31,000 miles  |   Convertible  |   1991  |   petrol  |   automatic  |   2 doors

Featuring We have much more to tell you about this car so please feel free to call us for more details...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

2007  |   40,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

This car has air bag driver, air bag passenger, steering wheel leather, electric windows (front), passenger, central door locking, alarm, pas, anti lock brakes, adjustable steering column, power assisted steering, immobiliser, third brake light, driver, electroni...eee






We currently have 148 Mercedes Benz Slk cars available across the UK priced under £20000.

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